The purpose of a PAPR is to take air that is contaminated with one or more types of pollutants, remove a sufficient quantity of those pollutants and then supply the air to the user. There are different units for different environments.
Versaflo™ 7100150924 TR-800 Heavy Industry Respirator, Li-Ion Battery, Resists: Certain Particulates, Vapors and Gas, NIOSH Approved, Division I for Classes I,II, and III Under UL 60079, 6th Edition, 2013
Versaflo™ 7100150924 TR-800 Heavy Industry Respirator, Li-I More...
Versaflo™ 7100150927 TR-800 Heavy Industry Respirator, TR-6530N Filters and Cartridges, Li-Ion Battery, Resists: Certain Particulates, Vapors and Gas, NIOSH Approved, Division I for Classes I,II, and III Under UL 60079, 6th Edition, 2013
Versaflo™ 7100150927 TR-800 Heavy Industry Respirator, TR-6 More...
Versaflo™ 7100150923 TR-800 Easy Clean Respirator, Li-Ion Battery, Resists: Certain Particulates, Vapors and Gas, NIOSH Approved, Division I for Classes I,II, and III Under UL 60079, 6th Edition, 2013
Versaflo™ 7100150923 TR-800 Easy Clean Respirator, Li-Ion B More...